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|manufacturer=Intel | |manufacturer=Intel | ||
|introduction=2020 | |introduction=2020 | ||
− | |process=10 nm | + | |process=10 nm++ |
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|isa=x86-64 | |isa=x86-64 | ||
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|predecessor=Sunny Cove | |predecessor=Sunny Cove | ||
|predecessor link=intel/microarchitectures/sunny cove | |predecessor link=intel/microarchitectures/sunny cove | ||
|successor=Golden Cove | |successor=Golden Cove | ||
|successor link=intel/microarchitectures/golden cove | |successor link=intel/microarchitectures/golden cove | ||
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}} | }} | ||
− | '''Willow Cove''' is the successor to {{\\|Sunny Cove}}, a high-performance [[10 nm]] [[x86]] core microarchitecture designed by [[Intel]] for an array of server and client products, including {{\\|Tiger Lake}}. | + | '''Willow Cove''' is the successor to {{\\|Sunny Cove}}, a high-performance [[10 nm+]] [[x86]] core microarchitecture designed by [[Intel]] for an array of server and client products, including {{\\|Tiger Lake}}. |
== History == | == History == | ||
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== Process Technology == | == Process Technology == | ||
− | Willow Cove is designed to take advantage of Intel's [[10 nm process]] | + | Willow Cove is designed to take advantage of Intel's [[10 nm process]]. |
− | == Architecture == | + | == Architecture & General Changes == |
− | Key changes from {{\\|Sunny Cove}} | + | === Key changes from {{\\|Sunny Cove}}=== |
− | * | + | *10nm+ |
− | * 50% | + | * New cache subsystem |
− | * | + | * Security features |
− | * | + | *125% increase in L2 cache per core (1.25Mb up from 0.5 Mb) |
+ | *50% increase in L3 cache per core (3Mb up from 2Mb) | ||
+ | *Increased IPC compared to sunny cove | ||
+ | *Intel Xe graphics (up to 96 execution units compared to 64 execution units in ice lake) | ||
+ | *Tiger lake U & Y series offer up to LPDDR4X 4266Mhz | ||
+ | *Next generation PCIe 4.0 | ||
+ | *Up to 8 core 16 threads (Tiger Lake H series) | ||
{{expand list}} | {{expand list}} | ||
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+ | |||
+ | ==May the best architecture win! Zen3 APU(mobile) VS Tiger Lake 🐯== | ||
+ | Vote for your favourite chip! Zen3 APU(mobile) VS Tiger lake : https://forms.gle/LB4hm4NUDbZHiEHT9 | ||
+ | Please don’t take down the survey. It is for important research purposes😁 | ||
==== New instructions ==== | ==== New instructions ==== | ||
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* Additional {{x86|AVX-512}} extensions: | * Additional {{x86|AVX-512}} extensions: | ||
** {{x86|AVX512_VP2INTERSECT|<code>AVX512_VP2INTERSECT</code>}} - AVX-512 Vector Intersection Instructions | ** {{x86|AVX512_VP2INTERSECT|<code>AVX512_VP2INTERSECT</code>}} - AVX-512 Vector Intersection Instructions | ||
+ | |||
+ | ''Only on server parts ({{\\|Sapphire Rapids}}):'' | ||
+ | |||
+ | * {{x86|ENQCMD|<code>ENQCMD</code>}} - Enqueue Stores | ||
== Bibliography == | == Bibliography == | ||
* Intel Architecture Day 2018, December 11, 2018 | * Intel Architecture Day 2018, December 11, 2018 |
Facts about "Willow Cove - Microarchitectures - Intel"
codename | Willow Cove + |
core count | 2 +, 4 +, 6 + and 8 + |
designer | Intel + |
first launched | 2020 + |
full page name | intel/microarchitectures/willow cove + |
instance of | microarchitecture + |
instruction set architecture | x86-64 + |
manufacturer | Intel + |
microarchitecture type | CPU + |
name | Willow Cove + |
pipeline stages (max) | 19 + |
pipeline stages (min) | 14 + |
process | 10 nm (0.01 μm, 1.0e-5 mm) + |